| Équations équilibrées la veille | Équations équilibrées le lendemain |
15 Cr2O3(aq) + 60 KOH(aq) + 5 KClO3(aq) = 30 K2CrO4(aq) + 5 KCl(aq) + 3 H20(l)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SrF2 + CsCl = CsF + SrCl2 =>
SrF2 + 2 CsCl = 2 CsF + SrCl2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
CaCl2 + NaHCO3 = CaCO3 + NaCl + H2O + CO2 =>
CaCl2 + 2 NaHCO3 = CaCO3 + 2 NaCl + H2O + CO2
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H3PO3 + AgNO3 = H3PO4 + Ag + NO =>
2 H3PO3 + AgNO3 = 2 H3PO4 + Ag + NO
Cu + Fe2O3 = CuO3 + Fe2 =>
Cu + Fe2O3 = CuO3 + Fe2
Na2CO3 + AgNO3 = Ag2CO3 + NaNO3 =>
Na2CO3 + 2 AgNO3 = Ag2CO3 + 2 NaNO3
C3H6(g) + NO(g) = C3H3N(s) + H2O(l) + N2(g) =>
4 C3H6(g) + 6 NO(g) = 4 C3H3N(s) + 6 H2O(l) + N2(g)
NaAlSi3O8 + H2O = Al2Si2O5(OH)4 + SiO2 + NaOH =>
2 NaAlSi3O8 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 NaOH
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2 =>
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pd{2+} + Ni(OH)2 + OH{-} = Pd + NiO2 + H2O =>
Pd{2+} + Ni(OH)2 + 2 OH{-} = Pd + NiO2 + 2 H2O
FeSO4 + NO + H2O = [Fe(NO)(H2O)5]SO4 =>
FeSO4 + NO + 5 H2O = [Fe(NO)(H2O)5]SO4
NaI(s) + H2SO4(aq) = Na2SO4(aq) + HI(aq) =>
2 NaI(s) + H2SO4(aq) = Na2SO4(aq) + 2 HI(aq)
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
NiSO4 + H2O = Ni + O2 + H2SO4 =>
2 NiSO4 + 2 H2O = 2 Ni + O2 + 2 H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2CO3(s) + HCl(aq) = NaCl + CO2 + H2O =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl + CO2 + H2O
CH3COOH + H2SO4 = CH3COO + H2O + SO2 =>
2 CH3COOH + H2SO4 = 2 CH3COO + 2 H2O + SO2
SOCl2 + H2O = SO2 + HCl =>
SOCl2 + H2O = SO2 + 2 HCl
NH3 + H2SO4 = (NH4)HSO4 =>
NH3 + H2SO4 = (NH4)HSO4
C3H8O + O2 = CO + H2O =>
C3H8O + 3 O2 = 3 CO + 4 H2O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
LiBr + H2SO4 = LiHSO4 + HBr =>
LiBr + H2SO4 = LiHSO4 + HBr
KNO2 + NaHCO3 = HNO2 + Na2CO3 + K2CO3 =>
2 KNO2 + 2 NaHCO3 = 2 HNO2 + Na2CO3 + K2CO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cu(NO3)2 + KI = CuI + I2 + KNO3 =>
2 Cu(NO3)2 + 4 KI = 2 CuI + I2 + 4 KNO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe + CuC2 = FeC2 + Cu =>
Fe + CuC2 = FeC2 + Cu
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Ba(OH)2 + KHC8H8O4 = Ba(KC8H8O4)2 + H2O =>
Ba(OH)2 + 2 KHC8H8O4 = Ba(KC8H8O4)2 + 2 H2O
lead(ii)sulfide + oxygen = lead + sulfurdioxide =>
PbS + O2 = Pb + SO2
Al + SnO2 = AlO2 + Sn =>
Al + SnO2 = AlO2 + Sn
S + P = SP =>
S + P = SP
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
CH3COOH + H2SO4 = CH3COO + H2O + SO2 =>
2 CH3COOH + H2SO4 = 2 CH3COO + 2 H2O + SO2
Mg + H2O2 = MgO + H2 =>
2 Mg + H2O2 = 2 MgO + H2
BaBr2 = Ba + Br =>
BaBr2 = Ba + 2 Br
Cu(s) + H2SO4(aq) = CuSO4(aq) + H2(g) =>
Cu(s) + H2SO4(aq) = CuSO4(aq) + H2(g)
Pb(CH3COO)2(aq) + NaOH(aq) = Pb(OH)2(s) + NaCH3COO(aq) =>
Pb(CH3COO)2(aq) + 2 NaOH(aq) = Pb(OH)2(s) + 2 NaCH3COO(aq)
Na2(SO4) + Al(OH)3 = Al2(SO4)3 + Na(OH) =>
3 Na2(SO4) + 2 Al(OH)3 = Al2(SO4)3 + 6 Na(OH)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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